Results 41 to 50 of about 458,505 (298)

Recent achievements in the production of biogas from microalgae [PDF]

open access: yes, 2017
The final publication is available at Springer via http://dx.doi.org/10.1007/s12649-016-9604-3Microalgae are nowadays regarded as a potential biomass feedstock to help reducing our dependence on fossil fuels for transportation, electricity and heat ...
Ferrer Martí, Ivet   +4 more
core   +2 more sources

Limits of anaerobic biodegradation

open access: yesWater Science and Technology, 2002
The main factors responsible for anaerobic recalcitrance are reviewed. Anaerobic recalcitrance is associated with hydrocarbons lacking functional groups, branched molecules (gasoline oxygenates), aromatic amines and aromatic sulfonates. The most recalcitrant compounds are high molecular weight non-hydrolyzable polymers such as plastic, lignin and humus,
openaire   +2 more sources

Effect of alkaline pre-treatment on the anaerobic biodegradability of coffee husk

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2019
La biodegradabilidad de la cáscara del café durante la operación de reactores en discontinuo y en tanque agitado semi-continuo, se evaluó empleando el residual pre-tratado con Ca(OH)2 al 3% y sin pre-tratar. La operación en régimen semi-continuo se llevó
K De la Cruz-Martorell   +5 more
doaj   +3 more sources

Exploring the limits of anaerobic biodegradability of urban wastewater by AnMBR technology

open access: yes, 2018
Anaerobic membrane bioreactors (AnMBRs) can achieve maximum energy recovery from urban wastewater (UWW) by converting influent COD into methane. The aim of this study was to assess the anaerobic biodegradability limits of urban wastewater with AnMBR ...
A. Seco   +7 more
semanticscholar   +1 more source

Enhancement of biogas potential of primary sludge by co-digestion with cow manure and brewery sludge [PDF]

open access: yes, 2015
Anaerobic digestion (AD) has long been used to treat different types of organic wastes especially in the developed world. However, organic wastes are still more often considered as a waste instead of a resource in the developing world, which contributes ...
Babu, Mohammed   +5 more
core   +1 more source

Full-scale combination of anaerobic digestion and concentration by evaporation in Garrigues (Lleida, Spain): evaluation after 2 years of operation [PDF]

open access: yes, 2004
Evaporation process is a reliable strategy to manage pig slurry, removing water and recovering nutrients by concentration. The described treatment plant, TRACJUSA, applies the VALPURENTM process, which is based on the combination of anaerobic digestion
Campos Pozuelo, Elena   +4 more
core  

Biodegradability standards for carrier bags and plastic films in aquatic environments: a critical review [PDF]

open access: yes, 2018
Plastic litter is encountered in aquatic ecosystems across the globe, including polar environments and the deep sea. To mitigate the adverse societal and ecological impacts of this waste, there has been debate on whether ‘biodegradable’ materials should ...
Ardisson GB   +33 more
core   +4 more sources

Anaerobic biodegradation of cyanide under methanogenic conditions [PDF]

open access: yesApplied and Environmental Microbiology, 1991
Upflow, anaerobic, fixed-bed, activated charcoal biotreatment columns capable of operating at free cyanide concentrations of greater than 100 mg liter-1 with a hydraulic retention time of less than 48 h were developed. Methanogenesis was maintained under a variety of feed medium conditions which included ethanol, phenol, or methanol as the primary ...
R D, Fallon   +3 more
openaire   +2 more sources

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Shortcut biological nitrogen removal (SBNR) in microbial fuel cells (MFCs) [PDF]

open access: yes, 2017
Microbial Fuel Cells (MFCs) represent nowadays a promising technology for the treatment of industrial wastewater. In this work the Shortcut Nitritation/Denitritation process in H-type MFC was investigated.
Bavasso, Irene   +3 more
core   +1 more source

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